Problem 21E

Prove the first associative law from Table 1 by showing that if A.b. and C are sets, then A ∪ (B ∪ C) = (A ∪ B) ∪ C.

Step-by-Step Solution:

Solution

Step 1:

Consider the three sets A and b and C we have to prove that

Which is associative law of sets for union

Step 2 of 5

###### Chapter 2.2, Problem 21E is Solved

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Step 3 of 5